Test field trial change to reduce perf regressions

This change is meant to test whether increasing GWP-ASan's allocation
sampling frequency reduces regressions on the perfbots. It is intended
to be reverted after perf data has been collected.

TBR=rkaplow@chromium.org

Bug: 922556, 921237
Change-Id: I2b540ad62bd2b2f1d8554aa640bfd16dd3044d64
Reviewed-on: https://chromium-review.googlesource.com/c/1423181
Reviewed-by: Vlad Tsyrklevich <vtsyrklevich@chromium.org>
Commit-Queue: Vlad Tsyrklevich <vtsyrklevich@chromium.org>
Cr-Commit-Position: refs/heads/master@{#624491}
1 file changed